On Wed, 20 May 2020, Ken Cunningham wrote:
>/i was imagining just one key port — gtk, or some other always installed
/>/required supporting lib — would do the test. /
I don't think gtk is remotely close to being an always-required lib for
X11 apps.

Fred Wright

Fill in your fav then, with your extensive x11 experience. If there is
no such library, well then, let's move on.

New users can segfault, and let them sort it out. It's a litmus test I
suppose, to see if they are worthy.